She was very nice.
It was awesome
By Jose
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Great
813 reviews
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Guardian Interlock provides ignition interlock systems (also known as "blow and go" or "car breathalzyer" for people who need or want them after a DUI/DWI arrest. We provide high quality services and devices to make the process of installing and using an interlock as easy as possible.
Guardian Interlock (guardianinterlock.com) has 813 customer reviews on The Fair Hearing, with an average rating of 4.0 out of 5.
Showing 541 reviews with 5 stars · Clear filters
It was awesome
By Jose
I called up to Gaurdian and Tawanda did an excellent job of helping me get an appointment set up and give me all the details of what to expect. She was very friendly and informative.
By Taylor
Your agent Tawana was very helpful and answered all my questions and concerns with the utmost professionalism.
By Maria
Response from Guardian Interlock· Feb 27, 2017
Thank you, Maria, for the great survey! Tawanda is a true professional and willing to help all her clients above and beyond!
When i called, Sarah was extremely helpful. Had all the answers to all of my questions and was very polite as well. Great service. Would do it again.
By Matthew
Response from Guardian Interlock· Feb 27, 2017
Thank you for the great survey Matthew! Sarah is very conscientious when helping the clients!
Melissa was very helpful with everything and even let me know of a coupon I could use. Very friendly as well.
By Chris
Very helpful
By Jason
Tawana was very nice and helpful and I could count on her to call me back.
By Jb
Went the extra mile very helpful
By Eddie